You searched for: Author International Steering Committee for Global Mapping (ISCGM) Remove constraint Author: International Steering Committee for Global Mapping (ISCGM) Author Office de la Topographie et de la Cartographie Remove constraint Author: Office de la Topographie et de la Cartographie Format Shapefile Remove constraint Format: Shapefile Subject oceans Remove constraint Subject: oceans Institution Columbia Remove constraint Institution: Columbia Data type Line Remove constraint Data type: Line Year 2008 Remove constraint Year: 2008